Even if they have different love interests in real life, Shailene Woodley and Theo James have nothing but praises for each other. In an interview with Elle magazine, the British actor expressed his admiration for his "Allegiant" co-star.

"She's probably a much better person than I am," he said. "I was impressed by her level of ethical ability to kind of strive to be a better person-like with her environmental issues...Shai is 100 percent genuine in her way and very real. She really does those things in a way that puts us all to shame."

Shailene Woodley is a big fan of herbalism.

"As human beings, we're just another creature. But luckily, we're gifted with consciousness and a mind that can manufacture change. If we plan to save the planet, we have to start with ourselves," she previously told Natural Health magazine.

Shailene Woodley and Theo James will reprise their roles as Tris and Four in the third "Divergent" film which will hit theater screens on March 18, 2016.

Meanwhile, Theo James isn't the only one who appears to have been captivated by the "Spectacular Now" star's attitude. Before rising to fame, the 23-year-old starred in an ABC Family drama entitled "The Secret Life of the American Teenager."

She played the role of high school student Amy Juergens who got pregnant at an early age. The show lasted for five seasons and ended on June 2, 2013. In an interview with J-14, Shailene Woodley's co-star Allen Evangelista talked about her,

"She's always been really nice and sweet and she gives cast gifts at the end of every season and writes us letters and then we'd all talk and hang out. She's very, very sweet and humble and down-to-earth," he said.

He likewise praised Shailene Woodley for her performance as cancer-stricken Hazel Grace in the adaptation of John Green's novel.

"I'm very happy for her blowing up. Completely. It's awesome. I've seen her in The Fault in Our Stars, [and] I thought she killed it and she did wonderful. She did amazing."